Finding the Fourth Proportional to 2,194,489.98, 3,028,274.34 and 1,227,433.44
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Solution
The fourth proportional to 2,194,489.98, 3,028,274.34 and 1,227,433.44 is: 1,693,790.00
Step by Step Solution
- Step 1: Write the proportion equation
2,194,489.98 : 3,028,274.34 = 1,227,433.44 : x - Step 2: Convert to fraction form
2,194,489.98/3,028,274.34 = 1,227,433.44/x - Step 3: Cross multiply
2,194,489.98x = 3,028,274.34 × 1,227,433.44 - Step 4: Simplify right side
2,194,489.98x = 3,717,005,190,409.93 - Step 5: Solve for x
x = 3,717,005,190,409.93/2,194,489.98 - Step 6: Final answer
x = 1,693,790.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.